Explain the invalid SMS verification code of China Postal Savings Bank online banking trading tips.

Hello, 1. Ask the customer to verify whether they have received the SMS and enter it within 2 minutes at most after clicking the button to get the SMS verification code. If the time is too long, the password will exceed its service life.

2. SMS password will be invalid once used. When the customer has not received the SMS password for a long time, the customer can click "click to resend" or "click to ask customer service to inform the mobile phone of the dynamic password" to get the SMS verification code again, as shown in the following figure, then the initially received SMS password will also be invalid; In the future, you will often receive multiple SMS messages. The first SMS message you receive may be a SMS verification code that has not been sent before, and this verification code has expired. Please use the last received verification code to conduct the transaction.

3. The daily error limit of SMS verification code is 6 times. After reaching this limit, the SMS verification code will be locked, and the error message is "The number of dynamic password input errors on the same day exceeds the limit, please try again the next day" (as shown below). Lock on the same day, automatically unlock the next day, and lock permanently after 60 consecutive mistakes.

4. If the SMS verification code is permanently locked, please call 95580 Bank Customer Service for feedback verification.